#pragma once
#include<iostream>
#include<string>
#define Die(code) \
do \
{\
    exit(code);\
}while(0)

#define CONV(v) (struct sockaddr*)(v)

enum{
    USAGE_ERR=1,
    SOCKET_ERR,
    BIND_ERR
};
bool SplitString(std::string&line,std::string *key,std::string *value,const std::string&sep){
    size_t pos=line.find(sep);
    if(pos==std::string::npos)return false;
    *key=line.substr(0,pos);
    *value=line.substr(pos+sep.size());
    if(key->empty()||value->empty())return false;
    return true;
}